The Lining,friction, cataloged under National Stock Number 2530-00-787-7430, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. The manufacturer of record is Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-787-7430 |
| Primary Part Number | CD51865 |
| Item Name | Lining,friction |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division |
| Status | ACTIVE |
| Teeth Quantity | 82 |
| Lining Style | EXTERNAL TOOTH CLUTCH DISK |
| Minor Diameter | 20.050 INCHES NOMINAL IN |
| Material | STEEL FRICTION LINING |
| Major Diameter | 20.695 INCHES MINIMUM AND 20.725 INCHES MAXIMUM IN |
| Thickness | 0.152 INCHES MINIMUM AND 0.157 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| CD51865 PRIMARY | Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division (USA) |
| 1004131PC24 | Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division (USA) |
| Reference | Meaning |
|---|---|
| 1004383-1 | 5/9 Secondary reference Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division |
NSN 2530-00-787-7430 is a Lining,friction, manufactured by Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-00-787-7430 has 2 manufacturer part numbers on file: CD51865 (Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division), 1004131PC24 (Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division).
1 possible match (shared part number, not a government interchangeability claim): 5325-00-821-6810. Verify interchangeability with system specifications before substitution.
Key specifications for CD51865: Teeth Quantity: 82; Lining Style: EXTERNAL TOOTH CLUTCH DISK; Minor Diameter: 20.050 INCHES NOMINAL IN; Material: STEEL FRICTION LINING. 6 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.